Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat cau noi snippets" » "nhanh cau noi snippets", "nhat ngu noi snippets", "nhat ban noi snippets", "nhat cau hoi snippets", "nhat cau doi snippets", "nhat cach noi snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("nhat cau noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhat cau noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat cau noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat cau noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.